diff --git a/Makefile.inc b/Makefile.inc index ca1e066872..083d423165 100644 --- a/Makefile.inc +++ b/Makefile.inc @@ -228,6 +228,7 @@ $(obj)/mainboard/$(MAINBOARDDIR)/static.c: $(src)/mainboard/$(MAINBOARDDIR)/devi $(objutil)/sconfig/sconfig $(MAINBOARDDIR) $(obj)/mainboard/$(MAINBOARDDIR) ramstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c +romstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c $(objutil)/%.o: $(objutil)/%.c @printf " HOSTCC $(subst $(objutil)/,,$(@))\n" @@ -237,6 +238,10 @@ $(obj)/%.ramstage.o $(abspath $(obj))/%.ramstage.o: $(obj)/%.c $(obj)/config.h $ @printf " CC $(subst $(obj)/,,$(@))\n" $(CC) -MMD $(CFLAGS) -c -o $@ $< +$(obj)/%.romstage.o $(abspath $(obj))/%.romstage.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H) + @printf " CC $(subst $(obj)/,,$(@))\n" + $(CC) -MMD -D__PRE_RAM__ $(CFLAGS) -c -o $@ $< + ####################################################################### # Clean up rules clean-abuild: diff --git a/src/arch/x86/include/stddef.h b/src/arch/x86/include/stddef.h index a6c3fc6e15..fc89de54de 100644 --- a/src/arch/x86/include/stddef.h +++ b/src/arch/x86/include/stddef.h @@ -15,4 +15,10 @@ typedef unsigned int wint_t; #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER) +#ifdef __PRE_RAM__ +#define ROMSTAGE_CONST const +#else +#define ROMSTAGE_CONST +#endif + #endif /* I386_STDDEF_H */ diff --git a/src/cpu/amd/agesa/s3_resume.c b/src/cpu/amd/agesa/s3_resume.c index 6bb053d7a1..0348a9f746 100644 --- a/src/cpu/amd/agesa/s3_resume.c +++ b/src/cpu/amd/agesa/s3_resume.c @@ -29,7 +29,9 @@ #endif #include #include +#ifndef __PRE_RAM__ #include +#endif #include #include #include diff --git a/src/devices/Makefile.inc b/src/devices/Makefile.inc index 9ffc0bb921..9a2f71e683 100644 --- a/src/devices/Makefile.inc +++ b/src/devices/Makefile.inc @@ -11,6 +11,8 @@ ramstage-y += pnp_device.c ramstage-y += pci_ops.c ramstage-y += smbus_ops.c +romstage-y+= device_romstage.c + subdirs-y += oprom ifeq ($(CONFIG_PCI_ROM_RUN),y) diff --git a/src/devices/device_romstage.c b/src/devices/device_romstage.c new file mode 100644 index 0000000000..475f94aeaf --- /dev/null +++ b/src/devices/device_romstage.c @@ -0,0 +1,80 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2003-2004 Linux Networx + * (Written by Eric Biederman for Linux Networx) + * Copyright (C) 2003 Greg Watson + * Copyright (C) 2004 Li-Ta Lo + * Copyright (C) 2005-2006 Tyan + * (Written by Yinghai Lu for Tyan) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include +#include +#include +#include + +/** Linked list of ALL devices */ +ROMSTAGE_CONST struct device * ROMSTAGE_CONST all_devices = &dev_root; + +/** + * Given a PCI bus and a devfn number, find the device structure. + * + * @param bus The bus number. + * @param devfn A device/function number. + * @return Pointer to the device structure (if found), 0 otherwise. + */ +ROMSTAGE_CONST struct device *dev_find_slot(unsigned int bus, + unsigned int devfn) +{ + ROMSTAGE_CONST struct device *dev, *result; + + result = 0; + for (dev = all_devices; dev; dev = dev->next) { + if ((dev->path.type == DEVICE_PATH_PCI) && + (dev->bus->secondary == bus) && + (dev->path.pci.devfn == devfn)) { + result = dev; + break; + } + } + return result; +} + +/** + * Given an SMBus bus and a device number, find the device structure. + * + * @param bus The bus number. + * @param addr A device number. + * @return Pointer to the device structure (if found), 0 otherwise. + */ +ROMSTAGE_CONST struct device *dev_find_slot_on_smbus(unsigned int bus, + unsigned int addr) +{ + ROMSTAGE_CONST struct device *dev, *result; + + result = 0; + for (dev = all_devices; dev; dev = dev->next) { + if ((dev->path.type == DEVICE_PATH_I2C) && + (dev->bus->secondary == bus) && + (dev->path.i2c.device == addr)) { + result = dev; + break; + } + } + return result; +} + diff --git a/src/ec/lenovo/pmh7/pmh7.c b/src/ec/lenovo/pmh7/pmh7.c index 844e233e9f..28f3814071 100644 --- a/src/ec/lenovo/pmh7/pmh7.c +++ b/src/ec/lenovo/pmh7/pmh7.c @@ -19,8 +19,12 @@ #include #include +#ifndef __PRE_RAM__ +#ifndef __SMM__ #include #include +#endif +#endif #include #include "pmh7.h" #include "chip.h" diff --git a/src/include/device/device.h b/src/include/device/device.h index 0b15ac5aed..b44a551d77 100644 --- a/src/include/device/device.h +++ b/src/include/device/device.h @@ -2,11 +2,12 @@ #define DEVICE_H #include +#include #include #include - struct device; +#ifndef __PRE_RAM__ typedef struct device * device_t; struct pci_operations; struct pci_bus_operations; @@ -42,12 +43,14 @@ struct device_operations { const struct smbus_bus_operations *ops_smbus_bus; const struct pci_bus_operations *ops_pci_bus; }; +#endif struct bus { - device_t dev; /* This bridge device */ - device_t children; /* devices behind this bridge */ - struct bus *next; /* The next bridge on this device */ + + ROMSTAGE_CONST struct device * dev; /* This bridge device */ + ROMSTAGE_CONST struct device * children; /* devices behind this bridge */ + ROMSTAGE_CONST struct bus *next; /* The next bridge on this device */ unsigned bridge_ctrl; /* Bridge control register */ unsigned char link_num; /* The index of this link */ uint16_t secondary; /* secondary bus number */ @@ -70,10 +73,12 @@ struct pci_irq_info { }; struct device { - struct bus * bus; /* bus this device is on, for bridge + ROMSTAGE_CONST struct bus * bus; /* bus this device is on, for bridge * devices, it is the up stream bus */ - device_t sibling; /* next device on this bus */ - device_t next; /* chain of all devices */ + + ROMSTAGE_CONST struct device * sibling; /* next device on this bus */ + + ROMSTAGE_CONST struct device * next; /* chain of all devices */ struct device_path path; unsigned vendor; @@ -89,23 +94,24 @@ struct device { u8 command; /* Base registers for this device. I/O, MEM and Expansion ROM */ - struct resource *resource_list; + ROMSTAGE_CONST struct resource *resource_list; /* links are (downstream) buses attached to the device, usually a leaf * device with no children has 0 buses attached and a bridge has 1 bus */ - struct bus *link_list; + ROMSTAGE_CONST struct bus *link_list; struct device_operations *ops; const struct chip_operations *chip_ops; - void *chip_info; + ROMSTAGE_CONST void *chip_info; }; /** * This is the root of the device tree. The device tree is defined in the * static.c file and is generated by the config tool at compile time. */ -extern struct device dev_root; +extern ROMSTAGE_CONST struct device dev_root; +#ifndef __PRE_RAM__ extern struct device *all_devices; /* list of all devices */ extern struct resource *free_resources; @@ -195,5 +201,10 @@ void fixed_mem_resource(device_t dev, unsigned long index, void tolm_test(void *gp, struct device *dev, struct resource *new); u32 find_pci_tolm(struct bus *bus); - +#else +ROMSTAGE_CONST struct device * dev_find_slot (unsigned int bus, + unsigned int devfn); +ROMSTAGE_CONST struct device * dev_find_slot_on_smbus (unsigned int bus, + unsigned int addr); +#endif #endif /* DEVICE_H */ diff --git a/src/include/device/pci.h b/src/include/device/pci.h index 51d52835fd..a215a2a028 100644 --- a/src/include/device/pci.h +++ b/src/include/device/pci.h @@ -16,9 +16,11 @@ #define PCI_H #include +#include #include #include #include +#ifndef __PRE_RAM__ #include #include @@ -107,4 +109,5 @@ static inline const struct pci_bus_operations *ops_pci_bus(struct bus *bus) unsigned mainboard_pci_subsystem_vendor_id(struct device *dev); unsigned mainboard_pci_subsystem_device_id(struct device *dev); +#endif #endif /* PCI_H */ diff --git a/src/include/device/resource.h b/src/include/device/resource.h index c28ada5242..ddedc2fd29 100644 --- a/src/include/device/resource.h +++ b/src/include/device/resource.h @@ -2,6 +2,7 @@ #define DEVICE_RESOURCE_H #include +#include #define IORESOURCE_BITS 0x000000ff /* Bus-specific bits */ @@ -72,7 +73,7 @@ struct resource { resource_t base; /* Base address of the resource */ resource_t size; /* Size of the resource */ resource_t limit; /* Largest valid value base + size -1 */ - struct resource* next; /* Next resource in the list */ + ROMSTAGE_CONST struct resource* next; /* Next resource in the list */ unsigned long flags; /* Descriptions of the kind of resource */ unsigned long index; /* Bus specific per device resource id */ unsigned char align; /* Required alignment (log 2) of the resource */ diff --git a/util/lint/lint-stable-002-build-dir-handling b/util/lint/lint-stable-002-build-dir-handling index c4247b54fb..d5295d276e 100755 --- a/util/lint/lint-stable-002-build-dir-handling +++ b/util/lint/lint-stable-002-build-dir-handling @@ -20,7 +20,7 @@ # $1: command to test for GNU make search_make() { -if [ -n "`$1 --version 2>&1 |grep GNU`" ]; then MAKE=$1; fi +if [ -n "`$1 --version 2>&1 | grep GNU`" ]; then MAKE=$1; fi } # if $1 and $2 differ, exit with failure @@ -33,7 +33,12 @@ fi # $1: object directory run_printall() { -$MAKE CONFIG_USE_BLOBS=n CONFIG_CCACHE=n CONFIG_SCANBUILD_ENABLE=n NOMKDIR=1 DOTCONFIG=$TMPCONFIG obj=$1 printall |sed -e "s,^ *,," -e "s,^ramstage-objs:=,," -e "s,mainboard/[^/]*/[^/]*/,.../," |tr " " "\n"|grep "/static.*\.[co]" |sort |tr '\012\015' ' ' |sed -e "s, *, ,g" -e "s, *$,," +$MAKE CONFIG_USE_BLOBS=n CONFIG_CCACHE=n CONFIG_SCANBUILD_ENABLE=n NOMKDIR=1 \ + DOTCONFIG=$TMPCONFIG obj=$1 printall | \ + sed -e "s,^ *,," -e "s,^r.mstage-objs:=,," \ + -e "s,mainboard/[^/]*/[^/]*/,.../,g" | \ + tr " " "\n" | grep "/static.*\.[co]" | sort | \ + tr '\012\015' ' ' | sed -e "s, *, ,g" -e "s, *$,," } # find GNU make @@ -54,10 +59,10 @@ $MAKE DOTCONFIG=$TMPCONFIG allyesconfig >/dev/null # look up parent directory PARENTDIR=`dirname $PWD` -compare_output "`run_printall build`" "build/.../static.c build/.../static.ramstage.o" -compare_output "`run_printall ../obj`" "$PARENTDIR/obj/.../static.c $PARENTDIR/obj/.../static.ramstage.o" -compare_output "`run_printall /tmp`" "/tmp/.../static.c /tmp/.../static.ramstage.o" -compare_output "`run_printall /../tmp`" "/tmp/.../static.c /tmp/.../static.ramstage.o" +compare_output "`run_printall build`" "build/.../static.c build/.../static.c build/.../static.ramstage.o build/.../static.romstage.o" +compare_output "`run_printall ../obj`" "$PARENTDIR/obj/.../static.c $PARENTDIR/obj/.../static.c $PARENTDIR/obj/.../static.ramstage.o $PARENTDIR/obj/.../static.romstage.o" +compare_output "`run_printall /tmp`" "/tmp/.../static.c /tmp/.../static.c /tmp/.../static.ramstage.o /tmp/.../static.romstage.o" +compare_output "`run_printall /../tmp`" "/tmp/.../static.c /tmp/.../static.c /tmp/.../static.ramstage.o /tmp/.../static.romstage.o" rm -f $TMPCONFIG diff --git a/util/sconfig/main.c b/util/sconfig/main.c index 824bc6c178..82a7491d85 100644 --- a/util/sconfig/main.c +++ b/util/sconfig/main.c @@ -366,13 +366,15 @@ void add_ioapic_info(struct device *dev, int apicid, const char *_srcpin, int ir static void pass0(FILE *fil, struct device *ptr) { if (ptr->type == device && ptr->id == 0) - fprintf(fil, "struct bus %s_links[];\n", ptr->name); + fprintf(fil, "ROMSTAGE_CONST struct bus %s_links[];\n", ptr->name); + if ((ptr->type == device) && (ptr->id != 0) && (!ptr->used)) { - fprintf(fil, "static struct device %s;\n", ptr->name); + fprintf(fil, "ROMSTAGE_CONST static struct device %s;\n", ptr->name); if (ptr->rescnt > 0) - fprintf(fil, "struct resource %s_res[];\n", ptr->name); + fprintf(fil, "ROMSTAGE_CONST struct resource %s_res[];\n", ptr->name); if (ptr->children || ptr->multidev) - fprintf(fil, "struct bus %s_links[];\n", ptr->name); + fprintf(fil, "ROMSTAGE_CONST struct bus %s_links[];\n", + ptr->name); } } @@ -382,8 +384,10 @@ static void pass1(FILE *fil, struct device *ptr) if (!ptr->used && (ptr->type == device)) { if (ptr->id != 0) fprintf(fil, "static "); - fprintf(fil, "struct device %s = {\n", ptr->name); + fprintf(fil, "ROMSTAGE_CONST struct device %s = {\n", ptr->name); + fprintf(fil, "#ifndef __PRE_RAM__\n"); fprintf(fil, "\t.ops = %s,\n", (ptr->ops)?(ptr->ops):"0"); + fprintf(fil, "#endif\n"); fprintf(fil, "\t.bus = &%s_links[%d],\n", ptr->bus->name, ptr->bus->link); fprintf(fil, "\t.path = {"); fprintf(fil, ptr->path, ptr->path_a, ptr->path_b); @@ -415,7 +419,9 @@ static void pass1(FILE *fil, struct device *ptr) if (ptr->sibling) fprintf(fil, "\t.sibling = &%s,\n", ptr->sibling->name); if (ptr->chip->chiph_exists) { + fprintf(fil, "#ifndef __PRE_RAM__\n"); fprintf(fil, "\t.chip_ops = &%s_ops,\n", ptr->chip->name_underscore); + fprintf(fil, "#endif\n"); fprintf(fil, "\t.chip_info = &%s_info_%d,\n", ptr->chip->name_underscore, ptr->chip->id); } if (ptr->nextdev) @@ -424,7 +430,8 @@ static void pass1(FILE *fil, struct device *ptr) } if (ptr->rescnt > 0) { int i=1; - fprintf(fil, "struct resource %s_res[] = {\n", ptr->name); + fprintf(fil, "ROMSTAGE_CONST struct resource %s_res[] = {\n", + ptr->name); struct resource *r = ptr->res; while (r) { fprintf(fil, "\t\t{ .flags=IORESOURCE_FIXED | IORESOURCE_ASSIGNED | IORESOURCE_"); @@ -441,7 +448,7 @@ static void pass1(FILE *fil, struct device *ptr) fprintf(fil, "\t };\n"); } if (!ptr->used && ptr->type == device && (ptr->children || ptr->multidev)) { - fprintf(fil, "struct bus %s_links[] = {\n", ptr->name); + fprintf(fil, "ROMSTAGE_CONST struct bus %s_links[] = {\n", ptr->name); if (ptr->multidev) { struct device *d = ptr; while (d) { @@ -473,8 +480,9 @@ static void pass1(FILE *fil, struct device *ptr) } if ((ptr->type == chip) && (ptr->chiph_exists)) { if (ptr->reg) { - fprintf(fil, "struct %s_config %s_info_%d\t= {\n", - ptr->name_underscore, ptr->name_underscore, ptr->id); + fprintf(fil, "ROMSTAGE_CONST struct %s_config ROMSTAGE_CONST %s_info_%d = {\n", + ptr->name_underscore, ptr->name_underscore, + ptr->id); struct reg *r = ptr->reg; while (r) { fprintf(fil, "\t.%s = %s,\n", r->key, r->value); @@ -482,7 +490,7 @@ static void pass1(FILE *fil, struct device *ptr) } fprintf(fil, "};\n\n"); } else { - fprintf(fil, "struct %s_config %s_info_%d;\n", + fprintf(fil, "ROMSTAGE_CONST struct %s_config ROMSTAGE_CONST %s_info_%d = { };\n", ptr->name_underscore, ptr->name_underscore, ptr->id); } } @@ -617,9 +625,9 @@ int main(int argc, char** argv) { fprintf(autogen, "\n/* pass 0 */\n"); walk_device_tree(autogen, &root, pass0, NULL); fprintf(autogen, "\n/* pass 1 */\n" - "struct device *last_dev = &%s;\n", lastdev->name); + "ROMSTAGE_CONST struct device * ROMSTAGE_CONST last_dev = &%s;\n", lastdev->name); #ifdef MAINBOARDS_HAVE_CHIP_H - fprintf(autogen, "struct mainboard_config mainboard_info_0;\n"); + fprintf(autogen, "static ROMSTAGE_CONST struct mainboard_config ROMSTAGE_CONST mainboard_info_0;\n"); #endif walk_device_tree(autogen, &root, pass1, NULL);